The red beetle has a red glassy shell surrounded with golden bars over the separating parts and has yellow legs/feet and pinchers you can see through the red glass a red liquid

The beetle yes it lives but it latches onto clothes turning into a solid buckle/badge/necklace If bitten by it you get something called the red plague

Which the red plague slowly kills you which the red plague was made before the covid but unfortunately not everybody knows arcana so ima say the red plague has the same symptoms and effects as the corona